Merrithew Cardio-Tramp Rebounder Nylon, Steel Imported 24-inch size fits V2 Max, V2 Max Plus, Rehab and Rack & Roll model Reformers 22-inch size fits SPX model Reformers Flat double-stitched strapping easily facilitates cleaning or replacing as needed Heavy-duty tubular steel frame Soft landing surface allows for plyometric activity for extended periods of time, creating a high-energy and low-impact workout